FRÍAS, C.; PÉREZ, O. Acids and metals recovery from spent pickling baths of stainless steels. Revista de Metalurgia, [S. l.], v. 34, n. Extra, p. 427–431, 1998. DOI: 10.3989/revmetalm.1998.v34.iExtra.786. Disponível em: https://revistademetalurgia.revistas.csic.es/index.php/revistademetalurgia/article/view/786. Acesso em: 23 apr. 2024.